Ground-and-Aerial Article Transport for Shorter Routes

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Solution Overview

Problem

Conventional article transport facilities require extensive space for processing devices and storage sections along the travel route, leading to increased equipment costs and prolonged wait times for article processing.

Innovation Solution

Incorporating a transport vehicle that travels along a predetermined route and an unmanned aerial vehicle to perform article transport between storage and transfer sections, allowing processing devices and transfer sections to be positioned separately from the travel route, reducing installation costs and enabling quick article transport.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If processing devices and storage sections are arranged along the travel route of the transport vehicle, then article transfer is simplified, but the length of the travel route increases and equipment cost increases

Engineering Contradiction:
Improvearticle transfer simplicityVSAvoidtravel route length
Core Design Contradiction:
Ease of operationVSLength of stationary object

Solution Approach 1:

An unmanned aerial vehicle is introduced as an intermediary transport means to carry articles between the storage section and transfer section. This mediator resolves the contradiction by enabling article transfer without requiring the processing devices to be positioned along the transport vehicle's route, thus shortening the route length while maintaining transfer capability.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent transitions from ground-based transport only to include aerial transport dimension. The unmanned aerial vehicle operates in the air space above the facility, creating a three-dimensional transport system that bypasses the constraint of linear route arrangement and allows flexible positioning of processing devices.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If the transport vehicle serves multiple roles including transferring articles to and from processing devices and storage sections, then comprehensive transport coverage is achieved, but wait time for article processing increases

Engineering Contradiction:
Improvetransport vehicle functionalityVSAvoidarticle wait time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The transport function is segmented into two specialized systems: the transport vehicle handles macro-scale article movement between major facilities, while the unmanned aerial vehicle handles micro-scale rapid transfer between storage and processing sections. This segmentation allows each system to optimize for its specific function, reducing wait times for critical article transfers.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Articles are pre-positioned in storage sections near processing devices using the unmanned aerial vehicle's rapid transfer capability. This preliminary positioning ensures that when processing is needed, articles are already in proximity and can be quickly transferred, minimizing wait time while the transport vehicle continues its scheduled operations.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12448223B2Article transport facility
Publication Date: 2025.10.21 DAIFUKU CO LTD
  • US12448223B2 patent drawing
  • US12448223B2 patent drawing
  • US12448223B2 patent drawing

AI summary

An article transport facility of the present invention includes: a transport vehicle that travels along a predetermined travel route and transports articles; an unmanned aerial vehicle that flies along a route and transports articles; a transfer section provided in correspondence with a processing device that processes articles, and to and from which articles that are processing targets of the processing device are transferred; and a storage section that is arranged at a location along the travel route and stores articles. The transport vehicle carries in articles to the storage section and carries out articles from the storage section, and the unmanned aerial vehicle transports articles between the storage section and the transfer section.